LM2825N-12

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Input Voltage Range: 4.5V to 20V - Output Voltage: 12V - Maximum Output Current: 1.5A - Dropout Voltage: 0.5V - Package Type: TO-220 - Operating Temperature Range: -40°C to +125°C

Package and Quantity: The LM2825N-12 is available in a TO-220 package. It is typically sold individually.

Specifications

The LM2825N-12 is a voltage regulator IC designed to provide a stable 12V output voltage from an input voltage range of 4.5V to 20V. It can deliver a maximum output current of 1.5A while maintaining a low dropout voltage of 0.5V. The operating temperature range for this IC is -40°C to +125°C.

Pin Configuration

The LM2825N-12 has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)

Functional Features

• Voltage Regulation: The LM2825N-12 ensures a stable 12V output voltage regardless of variations in the input voltage.
• Current Limiting: It incorporates current limiting circuitry to protect the IC and the connected load from excessive current.
• Thermal Protection: The IC includes thermal shutdown protection, preventing damage due to excessive heat.
• Short-Circuit Protection: It features short-circuit protection, safeguarding the IC and the load from damage in case of a short circuit.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications. - Low dropout voltage minimizes power dissipation. - Compact TO-220 package facilitates easy integration into various electronic systems. - Built-in protection features enhance reliability and durability.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - Requires external capacitors for stability, adding to the overall component count.

Working Principles

The LM2825N-12 operates as a linear voltage regulator. It uses a pass transistor to regulate the output voltage based on the difference between the input and desired output voltage. The internal circuitry monitors the output voltage and adjusts the pass transistor accordingly to maintain a stable 12V output.

Application Field Plans

The LM2825N-12 is commonly used in various electronic devices and systems that require a regulated 12V power supply. Some typical application fields include: - Automotive electronics - Industrial control systems - Telecommunications equipment - Power management modules - Battery-powered devices

Alternative Models

Here are some alternative models that offer similar functionality to the LM2825N-12: - LM317T - LM7805 - LT1084CP-12 - L78S12CV

These alternatives can be considered based on specific requirements and availability.

In conclusion, the LM2825N-12 is a voltage regulator IC that provides a stable 12V output voltage with a maximum output current of 1.5A. Its wide input voltage range, compact package, and built-in protection features make it suitable for various applications in automotive, industrial, and telecommunications sectors, among others.